Portable media playback device



FIG. 1 is a rear elevation view of a portable media playback device, according to a first embodiment of the invention;

FIG. 2 is a front elevation view thereof;

FIG. 3 is top plan view thereof;

FIG. 4 is a bottom plan view thereof;

FIG. 5 is a first side view thereof;

FIG. 6 is a second side view thereof;

FIG. 7 is a first perspective view thereof;

FIG. 8 is a second perspective view thereof;

FIG. 9 is a rear elevation view of a portable media playback device, according to a second embodiment of the invention;

FIG. 10 is a front elevation view thereof;

FIG. 11 is top plan view thereof;

FIG. 12 is a bottom plan view thereof;

FIG. 13 is a first side view thereof;

FIG. 14 is a second side view thereof;

FIG. 15 is a first perspective view thereof; and,

FIG. 16 is a second perspective view thereof.

The dashed broken lines in the figures illustrate the portions of the design that form no part of the claimed design. 

CLAIM The ornamental design for a portable media playback device, as shown and described. 